[v2.6.0](https://github.com/ash-project/ash/compare/v2.5.16...v2.6.0) (2023-02-05)
Features:
* initial (and slightly experimental) Api.aggregate support
Bug Fixes:
* handle `{:ref, ...}` tuple in static syntax
* various fast follows to api aggregate functions
* pattern match problem in aggregate action
* properly handle nested array type constraint validation
Improvements:
* update spark for latest doc improvements
* better description of `action_type` check
* add more builders
* stop running preparations if one of them returns an error